# Copyright 2023 The gVisor Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Checks if CUDA is recognized as available by PyTorch."""

import sys

import torch

if not torch.cuda.is_available():
  print("CUDA is not available.", file=sys.stderr)
  sys.exit(1)

print("CUDA is available.", file=sys.stderr)
